Finding the Fourth Proportional to 2,616,120, 3,922,061.76 and 818,077.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616,120 : 3,922,061.76 = 818,077.44 : x
2. Step 2: Convert to fraction form
   2,616,120/3,922,061.76 = 818,077.44/x
3. Step 3: Cross multiply
   2,616,120x = 3,922,061.76 × 818,077.44
4. Step 4: Simplify right side
   2,616,120x = 3,208,550,244,142.69
5. Step 5: Solve for x
   x = 3,208,550,244,142.69/2,616,120
6. Step 6: Final answer
   x = 1,226,453.77